Messages in this thread Patch in this message |  | | From | Andy Shevchenko <> | Subject | [PATCH v4 1/3] driver core: Provide device_match_acpi_handle() helper | Date | Thu, 14 Oct 2021 16:47:54 +0300 |
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We have a couple of users of this helper, make it available for them.
The prototype for the helper is specifically crafted in order to be easily used with bus_find_device() call. That's why its location is in the driver core rather than ACPI.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- v4: amended changelog to clarify implementation details (Rafael) drivers/base/core.c | 6 ++++++ include/linux/device/bus.h | 1 + 2 files changed, 7 insertions(+)
diff --git a/drivers/base/core.c b/drivers/base/core.c index b67ebe6a323c..fd034d742447 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -4838,6 +4838,12 @@ int device_match_acpi_dev(struct device *dev, const void *adev) } EXPORT_SYMBOL(device_match_acpi_dev); +int device_match_acpi_handle(struct device *dev, const void *handle) +{ + return ACPI_HANDLE(dev) == handle; +} +EXPORT_SYMBOL(device_match_acpi_handle); + int device_match_any(struct device *dev, const void *unused) { return 1; diff --git a/include/linux/device/bus.h b/include/linux/device/bus.h index 062777a45a74..a039ab809753 100644 --- a/include/linux/device/bus.h +++ b/include/linux/device/bus.h @@ -143,6 +143,7 @@ int device_match_of_node(struct device *dev, const void *np); int device_match_fwnode(struct device *dev, const void *fwnode); int device_match_devt(struct device *dev, const void *pdevt); int device_match_acpi_dev(struct device *dev, const void *adev); +int device_match_acpi_handle(struct device *dev, const void *handle); int device_match_any(struct device *dev, const void *unused); /* iterator helpers for buses */ -- 2.33.0
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